LG AMNW12GRBL0 Installation Manual Download Page 1 | Manualshive

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• Please read this installation manual completely before installing the product.
• Installation work must be performed in accordance with the national wiring
standards by authorized personnel only.
• Please retain this installation manual for future reference after reading it
thoroughly.

TYPE : WALL MOUNTED

P/NO : 5400807401 Rev .:c

INSTALLATION MANUAL

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Summary of Contents for AMNW12GRBL0

Page 1: ...roduct Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly TYPE WALL MOUNTED P NO 5400807401 Rev c INSTALLATION MANUAL AIR CONDITIONER ...

Page 2: ... the seaside 26 Piping Length and Elevation 27 Some pieces of type A screws Connecting cable Installation guide map Pipes Gas side Liquid side Insulation materials Additional drain pipe Outer diameter 15 5mm Some pieces of type B screws Some pieces of type C screws Level gauge Screw driver Electric drill Hole core drill ø70mm Horizontal meter Flaring tool set Specified torque wrenches 1 8kg m 4 2k...

Page 3: ...nʼt use a power cord a plug or a loose socket which is damaged Otherwise it may cause a fire or electrical shock For installation of the product always contact the service center or a professional installation agency Otherwise it may cause a fire electrical shock explosion or injury Securely attach the electrical cover to indoor and pipe cover to outdoor unit If the electrical part cover to indoor...

Page 4: ...eration Do not use the damaged power cord Otherwise it may cause a fire or electrical shock Do not modify or extend the power cord randomly Otherwise it may cause a fire or electrical shock Operation Take care so that the power cord may not be pulled during operation Otherwise it may cause a fire or electrical shock Unplug the unit if strange sounds smell or smoke comes from it Otherwise it may ca...

Page 5: ... Keep level parallel while installing the product Otherwise it may cause vibration or water leakage Avoid excessive cooling and perform ventilation sometimes Otherwise it may do harm to your health Use a soft cloth to clean Do not use wax thinner or a strong detergent The appearance of the air conditioner may deteriorate change color or develop surface flaws Do not use the appliance for special pu...

Page 6: ... according to the type of model Introduction This symbol alerts you to the risk of electric shock This symbol alerts you to hazards that may cause harm to the air conditioner This symbol indicates special notes NOTICE Introduction Symbols used in this Manual ...

Page 7: ...crew driver Electric drill Measuring tape Knife Hole core drill Spanner Torque wrench Multi meter Hexagonal wrench Ammeter Gas leak detector Thermometer Level Flaring tool set Name Installation Manual 7 ENGLISH Installation Installation Parts Installation Tools Installation Read carefully and then follow step by step SB chassis 9k 12k SC chassis 18k 24k ...

Page 8: ...ter into the heat exchanger Saddle Gas side piping Optional Parts Liquid side piping Optional Parts Additional drain pipe Vinyl tape Narrow Drain Hose Installation plate Sleeve Bushing Sleeve Putty Gum Type Sealant Bend the pipe as closely on the wall as possible but be careful that it doesn t break You should purchase the installation parts NOTICE The feature can be changed according a type of mo...

Page 9: ...er the unit to prevent direct sunlight or rain exposure make sure that heat radiation from the condenser is not restricted 2 Ensure that the space around the back and sides is more than 300mm The space in front of the unit should be more than 700mm of space 3 Do not place animals and plants in the path of the warm air 4 Take the weight of the air conditioner into account and select a place where n...

Page 10: ...he wall for piping connections must be done safely Installation Plate Chassis Hook Type A Screws Ø70 Ø70 133 95 Right rear piping Left rear piping Installation Plate Place a level on raised tab Unit Outline 217 175 442 442 Drill the piping hole with a ø70mm hole core drill Drill the piping hole at either the right or the left with the hole slightly slanted to the outdoor side Drill a Hole in the W...

Page 11: ...e end of the copper tube pipe in a downward direction while removing burrs location is also changed in order to avoid dropping burrs into the tubing Putting nut on Remove flare nuts attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after finishing flare work Flaring work 1 Firmly hold copper pipe in a bar with the dimension sho...

Page 12: ...es Smooth all round Even length all round Surface damaged Cracked Uneven thickness Improper flaring Connecting the Piping 1 Hook the indoor unit onto the upper portion of the installation plate engage the three hooks at the top of the indoor unit with the upper edge of the installation plate Ensure that the hooks are properly seated on the installation plate by moving it left and right 2 Unlock th...

Page 13: ...e tubing cover and unfold the tubing to downward slowly And then bend to the left side slowly Bad case Following bending case from right to left directly may cause damage to the tubing 3 Pull back the tubing holder 4 Remove pipe port cover and positioning the tubing Right Indoor unit back side view Tubing holder Backwards Left Pipe Port ...

Page 14: ...ntents in Connecting the cables section 2 Secure the cable onto the control board with the cable retainer Left side piping Right side piping View Terminal block Connecting cable Cable retainer SB Chassis 9k 12k View Terminal block Connecting cable Cable retainer SB Chassis 9k 12k Connecting the Cables and Piping Control Cover SC Chassis 18k 24k ...

Page 15: ...nded Connecting the installation pipe and drain hose to the indoor unit 1 Align the center of the pipes and sufficiently tighten the flare nut by hand 2 Tighten the flare nut with a wrench 3 When needed to extend the drain hose of indoor unit assembly the drain pipe as shown on the drawing Connecting pipe Connecting cable Tape Drain hose Indoor unit tubing Flare nut Pipes Wrench Indoor unit tubing...

Page 16: ...g housing section Finishing the indoor unit installation 1 Mount the tubing holder in the original positon 2 Ensure that the hooks are properly seated on the installation plate by moving it left and right 3 Press the lower left and right sides of the unit against the installation plate until the hooks engage into their slots clicking sound 4 Finish the assembly by screwing the unit to the installa...

Page 17: ...icks When tightening the ﬂare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench Terminal block Over 5mm Cover control Tubing cover Connecting cable Outdoor Unit Power cable Outdoor unit Liquid side piping Smaller diameter Gas side piping Bigger diameter Torque wrench Installation Outdoor unit ENGLISH mm inch kg m Ø6 35 1 4 1 8 Ø9 52 3 8 4 2 Ø12 7 1 2 5 5 Ø1...

Page 18: ...de mm2 2 5kw 9 12k btu h 5 2 18k btu h 7kw 24k btu h 2 5kw 9 12k btu h 5 2 18k btu h 7kw 24k btu h The above circuit diagram is subject to change without notice The earth wire should be longer than the common wires When installing refer to the circuit diagram behind the panel front of the indoor unit Connect the wires firmly so that they may not be pulled out easily Connect the wires according to ...

Page 19: ...cation of power source 4 Confirm that electrical capacity is sufficient 5 See that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 6 Confirm that the cable thickness is as specified in the power source specification Particularly note the relation between cable length and thickness 7 Always install an earth leakage circuit breaker in a wet or...

Page 20: ...leakage and goes out the drain exit Drain piping 1 The drain hose should point downward for easy drain flow 2 Do not make drain piping like the following Drain pan Drain hose Leakage checking Connecting area drain hose Leakage checking Downward slope Accumulated Do not raise drain water Less than Air Tip of drain hose 50mm gap dipped in water Water Water Water Waving leakage leakage leakage Ditch ...

Page 21: ...own to up 2 Secure the tapped piping along the exterior wall using saddle or equivalent In cases where the Outdoor unit is installed above the Indoor unit perform the following 1 Tape the piping and connecting cable from down to up 2 Secure the taped piping along the exterior wall Form a trap to prevent water entering the room 3 Fix the piping onto the wall using saddle or equivalent Drain hose Vi...

Page 22: ... this purpose The knob of the 3 way valve must always be kept close Pressurize the system to maximum 250 P S I G R 22 model or 400 P S I G R 410A model with dry nitrogen gas and close the cylinder valve when the gauge reading reaches 250 P S I G R 22 model or 400 P S I G R 410A model Next step is leak test with liquid soap To avoid nitrogen entering the refrigerant system in a liquid state the top...

Page 23: ...shing the Job 1 With a service valve wrench turn the valve of liquid side counter clockwise to fully open the valve 2 Turn the valve of gas side counter clockwise to fully open the valve 3 Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose 4 Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut se...

Page 24: ...to tapes from the plasma ﬁlter Installation of ﬁlter Prepare remote controller 1 Remove the battery cover by pulling it according to the arrow direction 2 Insert new batteries making sure that the and of battery are installed correctly 3 Reattach the cover by pushing it back into position Use 2 AAA 1 5volt batteries Do not use rechargeable batteries Remove the batteries from the remote controller ...

Page 25: ...e the gas side valve and then quickly turn off the unit Now Pump Down procedure is completed and all refrigerant is collected into the outdoor unit Settlement of outdoor unit 1 Fix the outdoor unit with a bolt and nut ø10mm tightly and horizontally on a concrete or rigid mount 2 When installing on the wall roof or rooftop anchor the mounting base securely with a nail or wire assuming the influence...

Page 26: ...ation please contact LG Electronics for the additional anticorrosion treatment 2 Periodic more than once year cleaning of the dust or salt particles stuck on the heat exchanger by using water Selecting the location Outdoor Unit 1 If the outdoor unit is to be installed close to the seaside then direct exposure to the sea wind should be avoided Install the outdoor unit on the opposite side of the se...

Page 27: ...g m 20 30 30 15 30 Pipe Size Capacity W GAS LIQUID mm inch mm inch Max Elevation B m Standard Length m Ø12 7 Ø6 35 Ø9 52 1 2 1 4 15 15 3 8 5 8 Ø15 88 Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B 7 Capacity is based on standard length and maximum allowance length is on the basis of reliability Oil trap should be installed every 5 7 meters ...

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